org.apache.manifoldcf.scriptengine

Class NullVariableReference

java.lang.Object

org.apache.manifoldcf.scriptengine.NullVariableReference

All Implemented Interfaces:

VariableReference

public class NullVariableReference
extends java.lang.Object
implements VariableReference

Null variable reference.

Constructor Summary

Constructors

Constructor and Description
NullVariableReference()

Method Summary

Modifier and Type	Method and Description
boolean	isNull() Check if this reference is null
Variable	resolve() Resolve the reference
void	setReference(Variable object) Set the reference

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NullVariableReference

public NullVariableReference()

Method Detail

setReference

public void setReference(Variable object)
                  throws ScriptException

Set the reference

Specified by:

setReference in interface VariableReference

Throws:

ScriptException

resolve

public Variable resolve()
                 throws ScriptException

Resolve the reference

Specified by:

resolve in interface VariableReference

Throws:

ScriptException

isNull

public boolean isNull()

Check if this reference is null

Specified by:

isNull in interface VariableReference